konica 1250

dept = Department () ① dept.no = Ten Dept.name = "Sales" ② var emp = Employee () ③ emp.no = + Emp.name = "Martin" Emp.job = "Salesman" Emp.salary = 1250 emp.dept = Dept④ Func updatedept (dept:department) {⑤ dept.name = "⑥ " } println ("Department before update: \ (dept.name)") ⑦ Updatedept (Dept) ⑧ println ("department after update: \ (dept.name)") ⑨ Func updateemp (emp:employee) {⑩ emp.job

: 2015 18 Other functions:Case key word: Select Ename, Deptno,sal, case when deptno=10 then Sal + after deptno=20 then Sal + when deptno=30 Then Sal + ELSE sal end salary from EMP; The results are: SMITH 1000 ALLEN 1600 1900 WARD 1250 1550 JONES 2975 3175 MARTIN 1250 1550 BLAKE 2850 3150 CLARK 2450 2550 SCOTT 3000 3200 KING 5000 5100 TURNER 15

7369 800research 7 876 1100RESEARCH 7902 3000RESEARCH NB Sp 7788 3000RESEARCH 7566 nbsp 2975SALES 7499 1600SALES 7698 2850SALES NB Sp 7654 1250SALES 7900 950sales 7844 1500SALES nbsp 7521 1250 has selected 14 lines.At this point in the query results, you can find that the Dname field shows duplicate data, according to the previous understanding of

Authoring Rules Casing is not sensitive. Statements can occupy one or more rows. Keywords cannot be omitted, or split into multiple lines. The usual case clause is exclusive of one row. Use indentation to increase the readability of the statement. In Sqlplus or other tools, a semicolon is added to the end of each statement. Tell the client that your statement is over. SELECT can perform arithmetic operations on fields that are shaping or date-type650) this.widt

;Summarize:Equivalence: The most widely used, the basis for connecting tables.* Non-equivalent: Just do not use the = sign.Outside connection: The main solution satisfies the condition and does not satisfy the condition the record, in the few side plus (+) can* * Self-connection: mainly to solve the need of hierarchical relationship, a table as multiple sheets,Connect multiple tables together with an equivalent connection.Note: This is the Oracle-specific syntaxNon-group functions that appear in

9600 7499 ALLEN 1600 19200 7521 WARD 1250 15000

instructions -T,--MINSN Set the minimum number of consecutive instructions for a--disasm the result to be considered valid. The default is instructions: $ binwalk--minsn=1200-y firmware.bin DECIMAL hexadecimal DESCRIPTION -------------------------- ------------------------------------------------------ 428 0x1ac MIPS executable code, 32/64-bit, Little endian, at least 1250 valid instructions -K,--continue Instruct--di

------------------------------------ --------------------------------------------------------- 5 7654 MARTIN salesman 7698 2 August-September- Bayi 1250 1400 6 7934 MILLER clerk 7782 2 March-January -82 1300 7 7844 TURNER Salesman 7698 August-September -81 0 8 7499 ALLEN salesman 7698 20月-February-81 fro

24, pipe and job control, shell variables, environment variable configuration fileOne, pipe and operation controlPipe Break: | Indicates that the contents of the previous file output are passed to the following command.|grep: Filter, specify the keyword command. |grep ' AAA '.Job ControlCTRL + Z: Pauses a task. It is equivalent to placing the current task in the background, using the FG command to recall the task. FG: Front desk, foreground. BG: Backstage, the task is transferred to the backgrou

CREATE TABLE House (house_id varchar), City varchar (ten), area int) insert into house values (' wh1 ', ' Beijing ', 370); INSERT INTO House values (' wh2 ', ' Shanghai ', ' n '), insert into house values (' Wh3 ', ' Guangzhou ', ' + '), insert into house values (' Wh4 ', ' Wuhan ', ' n '); create Table employee (house_id varchar), employee_id varchar (ten), salary int) insert into employee values (' wh2 ', ' E1 ', 1220); INSERT into employee values (' Wh1 ', ' E3 ', 1210); INSERT into employee

information is implemented in three ways (1): implicit type conversion Select * From emp Where hiredate> '01-August 1-81 '; (2): Convert string to date .. convert display type Select * From emp Where hiredate> to_date ('1970-01-010', 'yyyy-mm-dd hh24: mi: ss '); (3): converts a date to a string of the date type: Select * From emp Where to_char (hiredate, 'yyyy-mm-ddhh24: mi: ss')> '2017-01-01 02:03:04' 5. convert numbers and strings A -- query the employee's salary: two decimal local currency c